interesting
/
riscv-openocd
mirror of https://github.com/riscv/riscv-openocd.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Diagnostics tweaks for jtag_examine_chain() failure paths. 

git-svn-id: svn://svn.berlios.de/openocd/trunk@2760 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
dbrownell 2009-09-26 22:01:24 +00:00
parent f64e924ba9
commit 2329ae9306
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/jtag/core.c
View File

@ -885,8 +885,9 @@ static bool jtag_examine_chain_check(uint8_t *idcodes, unsigned count)
* the scan is not valid */ * the scan is not valid */
if (zero_check == 0x00 || one_check == 0xff) if (zero_check == 0x00 || one_check == 0xff)
{ {
LOG_ERROR("JTAG communication failure: check connection, " LOG_ERROR("JTAG scan chain interrogation failed: all %s",
"JTAG interface, target power etc."); (zero_check == 0x00) ? "zeroes" : "ones");
LOG_ERROR("Check JTAG interface, timings, target power, etc.");
return false; return false;
} }
return true; return true;
@ -1238,7 +1239,7 @@ static int jtag_init_inner(struct command_context_s *cmd_ctx)
/* examine chain first, as this could discover the real chain layout */ /* examine chain first, as this could discover the real chain layout */
if (jtag_examine_chain() != ERROR_OK) if (jtag_examine_chain() != ERROR_OK)
{ {
LOG_ERROR("trying to validate configured JTAG chain anyway..."); LOG_ERROR("Trying to use configured scan chain anyway...");
} }
if (jtag_validate_ircapture() != ERROR_OK) if (jtag_validate_ircapture() != ERROR_OK)